:root {
  color-scheme: light only;
  --space-deep: #030712;
  --space-blue: #0a1628;
  --space-midnight: #0f1b35;
  --alchemy-gold: #d4af37;
  --alchemy-glow: #f5c66a;
  --neon-accent: #4facfe;
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --glass-bg: rgba(15, 27, 53, 0.4);
  --glass-border: rgba(212, 175, 55, 0.15);
  --shadow-soft: rgba(0, 0, 0, 0.3);
  --shadow-medium: rgba(0, 0, 0, 0.5);
  --shadow-strong: rgba(0, 0, 0, 0.7);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background: var(--space-deep);
  background-image: 
    radial-gradient(ellipse at 20% 10%, rgba(79, 172, 254, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 60%, rgba(212, 175, 55, 0.06) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, var(--space-blue) 0%, var(--space-deep) 100%);
  background-attachment: fixed;
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* ================= NAVIGATION ================= */

.nav {
  position: fixed;
  top: 0;
  width: 100%;
  backdrop-filter: blur(24px) saturate(180%);
  background: rgba(3, 7, 18, 0.75);
  border-bottom: 1px solid rgba(212, 175, 55, 0.1);
  z-index: 1000;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, 
    transparent 0%, 
    rgba(212, 175, 55, 0.03) 50%, 
    transparent 100%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.nav:hover::before {
  opacity: 1;
}

.nav-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px 48px;
  display: flex;
  align-items: center;
  gap: 48px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
  flex: 0 0 auto;
  transition: transform 0.3s ease;
}

.brand:hover {
  transform: translateX(2px);
}

.brand-logo {
  max-height: 52px;
  object-fit: contain;
  filter: drop-shadow(0 0 12px rgba(212, 175, 55, 0.3));
  transition: filter 0.3s ease;
}

.brand:hover .brand-logo {
  filter: drop-shadow(0 0 20px rgba(212, 175, 55, 0.5));
}

.brand-text {
  font-size: 24px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--alchemy-gold) 0%, var(--alchemy-glow) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

nav {
  flex: 1;
  display: flex;
  justify-content: center;
  gap: 8px;
}

nav a {
  position: relative;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  padding: 10px 20px;
  border-radius: 8px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  letter-spacing: 0.01em;
}

nav a::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(212, 175, 55, 0.08);
  border-radius: 8px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

nav a:hover {
  color: var(--text-primary);
  transform: translateY(-1px);
}

nav a:hover::before {
  opacity: 1;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  position: relative;
  z-index: 1002;
}

.lang-btn {
  background: transparent;
  border: 1px solid rgba(212, 175, 55, 0.2);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  letter-spacing: 0.05em;
  pointer-events: auto;
  position: relative;
  z-index: 1001;
}

.lang-btn:hover {
  background: rgba(212, 175, 55, 0.1);
  border-color: rgba(212, 175, 55, 0.4);
  color: var(--alchemy-gold);
  transform: translateY(-1px);
}

.lang-btn:active {
  transform: translateY(0);
}

.lang-btn.active {
  background: rgba(212, 175, 55, 0.2) !important;
  border-color: var(--alchemy-gold) !important;
  color: var(--alchemy-gold) !important;
  font-weight: 700;
}

.cta {
  position: relative;
  background: linear-gradient(135deg, var(--alchemy-gold) 0%, var(--alchemy-glow) 100%);
  color: var(--space-deep);
  font-size: 15px;
  font-weight: 700;
  padding: 12px 28px;
  border-radius: 10px;
  text-decoration: none;
  letter-spacing: 0.02em;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 
    0 4px 16px rgba(212, 175, 55, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--alchemy-glow) 0%, #ffd700 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.cta:hover {
  transform: translateY(-2px);
  box-shadow: 
    0 8px 24px rgba(212, 175, 55, 0.4),
    0 0 32px rgba(212, 175, 55, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.cta:hover::before {
  opacity: 1;
}

.cta:active {
  transform: translateY(-1px);
}

.burger {
  display: none;
}

/* ================= MOBILE MENU ================= */

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 12px;
  z-index: 1002;
  position: relative;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  pointer-events: auto;
}

.mobile-menu-btn span {
  display: block;
  width: 26px;
  height: 3px;
  background: var(--alchemy-gold);
  margin: 5px 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 2px;
  box-shadow: 0 0 10px rgba(212, 175, 55, 0.5);
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
  transform: translateX(-20px);
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(8px, -8px);
}

.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 85%;
  max-width: 400px;
  height: 100vh;
  background: rgba(3, 7, 18, 0.97);
  backdrop-filter: blur(32px) saturate(200%);
  border-left: 1px solid rgba(212, 175, 55, 0.3);
  z-index: 1000;
  transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.7);
  -webkit-overflow-scrolling: touch;
}

.mobile-menu.active {
  right: 0;
}

.mobile-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu-content {
  padding: 100px 32px 40px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mobile-menu-content a {
  color: var(--text-primary);
  text-decoration: none;
  font-size: 20px;
  font-weight: 600;
  padding: 16px 20px;
  border-radius: 12px;
  transition: all 0.3s ease;
  display: block;
  position: relative;
  overflow: hidden;
}

.mobile-menu-content a::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(79, 172, 254, 0.05));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mobile-menu-content a:hover::before,
.mobile-menu-content a:active::before {
  opacity: 1;
}

.mobile-menu-content a:hover {
  color: var(--alchemy-gold);
  transform: translateX(8px);
}

.mobile-menu-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.2), transparent);
  margin: 20px 0;
}

.mobile-menu-actions {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mobile-menu-actions .lang-btn {
  width: 100%;
  justify-content: center;
  padding: 14px;
  font-size: 16px;
}

.mobile-menu-actions .cta {
  width: 100%;
  text-align: center;
  padding: 16px;
  font-size: 16px;
}

/* ================= HERO SECTION ================= */

.hero {
  position: relative;
  min-height: 100vh;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(3, 7, 18, 0.3) 0%,
    rgba(10, 22, 40, 0.45) 50%,
    rgba(3, 7, 18, 0.55) 100%
  );
  z-index: 1;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(circle at 30% 40%, rgba(79, 172, 254, 0.12) 0%, transparent 40%),
    radial-gradient(circle at 70% 60%, rgba(212, 175, 55, 0.1) 0%, transparent 40%);
  z-index: 2;
  animation: heroGlow 8s ease-in-out infinite alternate;
}

@keyframes heroGlow {
  0% { opacity: 0.6; }
  100% { opacity: 1; }
}

.hero-wrapper {
  position: relative;
  z-index: 10;
  width: 100%;
  padding: 180px 64px 100px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 64px;
}

.hero-content {
  position: relative;
  z-index: 10;
  flex: 0 1 600px;
  animation: heroFadeIn 1.2s cubic-bezier(0.4, 0, 0.2, 1) backwards;
}

@keyframes heroFadeIn {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero h1 {
  position: relative;
  z-index: 10;
  font-size: clamp(42px, 6vw, 72px);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 28px;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, #ffffff 0%, var(--alchemy-glow) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: none;
  filter: drop-shadow(0 2px 12px rgba(255, 255, 255, 0.5)) brightness(1.15);
}

.hero p {
  position: relative;
  z-index: 10;
  font-size: clamp(18px, 2vw, 22px);
  color: #f1f5f9;
  line-height: 1.7;
  margin-bottom: 40px;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.3);
}

.hero-cards {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  gap: 24px;
  flex: 0 1 480px;
  animation: heroCardsSlide 1.4s cubic-bezier(0.4, 0, 0.2, 1) 0.3s backwards;
}

@keyframes heroCardsSlide {
  from {
    opacity: 0;
    transform: translateX(60px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.hero-card {
  background: rgba(15, 27, 53, 0.5);
  backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 20px;
  padding: 32px;
  box-shadow: 
    0 16px 48px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.hero-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(212, 175, 55, 0.1) 0%,
    transparent 50%
  );
  border-radius: 20px;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.hero-card:hover::before {
  opacity: 1;
}

.hero-card:hover {
  transform: translateY(-4px);
  border-color: rgba(212, 175, 55, 0.4);
  box-shadow: 
    0 20px 56px rgba(0, 0, 0, 0.5),
    0 0 40px rgba(212, 175, 55, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.hero-card .card-content {
  display: flex;
  flex-direction: column;
}

.hero-card h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 12px 0;
  letter-spacing: -0.01em;
}

.hero-card p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
  text-shadow: none;
}

.hero-card .btn-secondary {
  align-self: flex-start;
  padding: 10px 24px;
  font-size: 14px;
}

.btn-primary {
  position: relative;
  z-index: 10;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 18px 40px;
  background: linear-gradient(135deg, var(--alchemy-gold) 0%, var(--alchemy-glow) 100%);
  color: var(--space-deep);
  border-radius: 12px;
  text-decoration: none;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.02em;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 
    0 8px 24px rgba(212, 175, 55, 0.3),
    0 0 0 1px rgba(255, 255, 255, 0.1) inset;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--alchemy-glow) 0%, #ffd700 100%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.btn-primary::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  transform: translate(-50%, -50%);
  transition: width 0.6s ease, height 0.6s ease;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 
    0 16px 40px rgba(212, 175, 55, 0.5),
    0 0 48px rgba(212, 175, 55, 0.3),
    0 0 0 1px rgba(255, 255, 255, 0.2) inset;
}

.btn-primary:hover::before {
  opacity: 1;
}

.btn-primary:hover::after {
  width: 300px;
  height: 300px;
  opacity: 0;
}

.btn-primary:active {
  transform: translateY(-1px);
}

/* ================= SECTIONS ================= */

.section {
  position: relative;
  max-width: 1400px;
  margin: 160px auto;
  padding: 0 64px;
}

.section h2 {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 24px;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #ffffff 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section p {
  font-size: 18px;
  color: var(--text-muted);
  line-height: 1.8;
  max-width: 800px;
}

.about-long {
  max-width: 900px;
}

.about-long h2 {
  margin-top: 64px;
  margin-bottom: 20px;
}

.about-long h2:first-child {
  margin-top: 0;
}

.about-long p {
  margin-bottom: 20px;
  font-size: 17px;
  line-height: 1.8;
}

.about-long ul {
  list-style: none;
  padding: 0;
  margin: 32px 0;
}

.about-long ul li {
  position: relative;
  padding-left: 32px;
  margin-bottom: 16px;
  color: var(--text-secondary);
  font-size: 17px;
  line-height: 1.7;
}

.about-long ul li::before {
  content: '◆';
  position: absolute;
  left: 0;
  color: var(--alchemy-gold);
  font-size: 12px;
}

.about-long strong {
  display: block;
  margin-top: 48px;
  font-size: 20px;
  color: var(--alchemy-gold);
  font-weight: 700;
}

/* ================= PRODUCTS GRID ================= */

.products-grid {
  display: flex;
  flex-direction: column;
  gap: 80px;
  margin-top: 80px;
}

.products-grid .card {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
}

.products-grid .card::before {
  grid-column: 1 / -1;
}

.card {
  position: relative;
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 48px;
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(212, 175, 55, 0.08) 0%,
    transparent 50%
  );
  opacity: 0;
  transition: opacity 0.5s ease;
}

.card:hover::before {
  opacity: 1;
}

.card::after {
  content: '';
  position: absolute;
  inset: -1px;
  background: linear-gradient(
    135deg,
    rgba(212, 175, 55, 0.3) 0%,
    rgba(79, 172, 254, 0.2) 50%,
    rgba(212, 175, 55, 0.3) 100%
  );
  border-radius: 24px;
  opacity: 0;
  transition: opacity 0.5s ease;
  z-index: -1;
}

.card:hover {
  transform: translateY(-8px);
  border-color: rgba(212, 175, 55, 0.3);
  box-shadow: 
    0 24px 64px rgba(0, 0, 0, 0.4),
    0 0 48px rgba(212, 175, 55, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.card:hover::after {
  opacity: 1;
}

.card-image {
  position: relative;
  min-height: 300px;
  background: linear-gradient(135deg, rgba(79, 172, 254, 0.15) 0%, rgba(212, 175, 55, 0.15) 100%);
  border-radius: 16px;
  z-index: 1;
}

.card-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
}

.card h3 {
  position: relative;
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 20px 0;
  letter-spacing: -0.01em;
  z-index: 1;
}

.card p {
  position: relative;
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 32px;
  z-index: 1;
}

.btn-secondary {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border: 2px solid var(--alchemy-gold);
  border-radius: 10px;
  color: var(--alchemy-gold);
  background: transparent;
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1;
}

.btn-secondary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--alchemy-gold) 0%, var(--alchemy-glow) 100%);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: -1;
}

.btn-secondary:hover {
  color: var(--space-deep);
  border-color: var(--alchemy-glow);
  transform: translateY(-2px);
  box-shadow: 
    0 8px 24px rgba(212, 175, 55, 0.3),
    0 0 32px rgba(212, 175, 55, 0.2);
}

.btn-secondary:hover::before {
  opacity: 1;
}

.btn-secondary:active {
  transform: translateY(0);
}

/* ================= CONTACT ================= */

.contact-wrapper {
  display: flex;
  justify-content: center;
  margin-top: 80px;
}

.contact-card {
  position: relative;
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 56px;
  width: 100%;
  max-width: 520px;
  box-shadow: 
    0 24px 64px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.contact-card h3 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 32px 0;
  letter-spacing: -0.01em;
}

.contact-card input,
.contact-card textarea {
  width: 100%;
  margin-top: 16px;
  padding: 16px 20px;
  background: rgba(15, 27, 53, 0.6);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 12px;
  color: var(--text-primary);
  font-size: 15px;
  font-family: inherit;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  outline: none;
}

.contact-card input::placeholder,
.contact-card textarea::placeholder {
  color: var(--text-muted);
}

.contact-card input:focus,
.contact-card textarea:focus {
  background: rgba(15, 27, 53, 0.8);
  border-color: var(--alchemy-gold);
  box-shadow: 
    0 0 0 3px rgba(212, 175, 55, 0.1),
    0 8px 16px rgba(0, 0, 0, 0.2);
}

.contact-card textarea {
  resize: vertical;
  min-height: 140px;
}

.contact-card button {
  margin-top: 28px;
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, var(--alchemy-gold) 0%, var(--alchemy-glow) 100%);
  border: none;
  border-radius: 12px;
  color: var(--space-deep);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 
    0 8px 24px rgba(212, 175, 55, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.contact-card button:hover {
  transform: translateY(-2px);
  box-shadow: 
    0 12px 32px rgba(212, 175, 55, 0.4),
    0 0 40px rgba(212, 175, 55, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.contact-card button:active {
  transform: translateY(0);
}

/* ================= FOOTER ================= */

footer {
  text-align: center;
  padding: 80px 40px 60px;
  color: var(--text-muted);
  font-size: 14px;
  letter-spacing: 0.02em;
  border-top: 1px solid rgba(212, 175, 55, 0.1);
  margin-top: 160px;
}

/* ================= REVEAL ANIMATIONS ================= */

.reveal {
  opacity: 0;
  transform: translateY(60px);
  transition: opacity 1s cubic-bezier(0.4, 0, 0.2, 1), 
              transform 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ================= RESPONSIVE DESIGN ================= */

@media (max-width: 1200px) {
  .nav-inner {
    padding: 24px 32px;
  }
  
  .section {
    padding: 0 32px;
  }
  
  .hero-wrapper {
    padding: 160px 32px 80px;
    gap: 48px;
  }
}

@media (max-width: 900px) {
  .hero-wrapper {
    flex-direction: column;
    gap: 48px;
  }
  
  .hero-content {
    flex: 1 1 auto;
    max-width: 100%;
  }
  
  .hero-cards {
    flex: 1 1 auto;
    width: 100%;
    max-width: 100%;
    animation: heroFadeIn 1.2s cubic-bezier(0.4, 0, 0.2, 1) 0.2s backwards;
  }
  
  .products-grid .card {
    grid-template-columns: 1fr;
  }
  
  .products-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  nav {
    display: none !important;
  }
  
  .mobile-menu-btn {
    display: block !important;
  }
  
  .nav-inner {
    padding: 18px 20px;
    gap: 16px;
  }
  
  .brand {
    gap: 12px;
  }
  
  .brand-text {
    font-size: 18px;
    color: var(--alchemy-glow) !important;
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: var(--alchemy-glow) !important;
    background-clip: unset !important;
    filter: brightness(1.1) !important;
  }
  
  .brand-logo {
    max-height: 40px;
  }
  
  .hero {
    min-height: auto;
  }
  
  .hero-wrapper {
    padding: 120px 20px 60px;
    gap: 32px;
  }
  
  .hero-cards {
    gap: 16px;
  }
  
  .hero-card {
    padding: 24px 20px;
    background: rgba(15, 27, 53, 0.85);
    backdrop-filter: blur(32px) saturate(200%);
  }
  
  .hero-card h3 {
    font-size: 19px;
    color: #ffffff !important;
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: #ffffff !important;
    background-clip: unset !important;
    margin-bottom: 10px;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
  }
  
  .hero-card p {
    font-size: 14px;
    color: #e2e8f0;
    margin-bottom: 16px;
    opacity: 0.95;
  }
  
  .hero-card .btn-secondary {
    padding: 10px 20px;
    font-size: 14px;
  }
  
  .hero h1 {
    font-size: 34px;
    margin-bottom: 20px;
    color: #ffffff !important;
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: #ffffff !important;
    background-clip: unset !important;
    filter: none;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  }
  
  .hero p {
    font-size: 16px;
    color: #f1f5f9;
    margin-bottom: 28px;
    text-shadow: 0 1px 8px rgba(0, 0, 0, 0.5);
    opacity: 0.95;
  }
  
  .section {
    margin: 80px auto;
    padding: 0 20px;
  }
  
  .section h2 {
    font-size: 30px;
    margin-bottom: 20px;
    color: #ffffff !important;
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: #ffffff !important;
    background-clip: unset !important;
  }
  
  .section p {
    font-size: 16px;
  }
  
  .card {
    padding: 28px 20px;
  }
  
  .card h3 {
    font-size: 24px;
    margin-bottom: 16px;
    color: #ffffff !important;
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: #ffffff !important;
    background-clip: unset !important;
  }
  
  .card p {
    font-size: 15px;
    margin-bottom: 24px;
  }
  
  .card-image {
    min-height: 200px;
  }
  
  .contact-card {
    padding: 36px 24px;
  }
  
  .contact-card h3 {
    font-size: 24px;
    margin-bottom: 24px;
  }
  
  .contact-card input,
  .contact-card textarea {
    margin-top: 12px;
    padding: 14px 16px;
    font-size: 16px;
  }
  
  .contact-card textarea {
    min-height: 120px;
  }
  
  .contact-card button {
    margin-top: 20px;
    padding: 14px;
    font-size: 15px;
  }
  
  .products-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    margin-top: 60px;
  }
  
  .about-long h2 {
    margin-top: 48px;
    font-size: 28px;
    color: #ffffff !important;
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: #ffffff !important;
    background-clip: unset !important;
  }
  
  .about-long p {
    font-size: 16px;
    margin-bottom: 16px;
  }
  
  .about-long ul {
    margin: 24px 0;
  }
  
  .about-long ul li {
    font-size: 16px;
    padding-left: 28px;
    margin-bottom: 12px;
  }
  
  .about-long strong {
    margin-top: 36px;
    font-size: 18px;
  }
  
  footer {
    padding: 60px 20px 40px;
    margin-top: 100px;
  }
}

@media (max-width: 480px) {
  .nav-inner {
    padding: 16px 16px;
  }
  
  .nav-actions {
    gap: 8px;
  }
  
  .nav-actions .cta {
    display: none;
  }
  
  .nav-actions .lang-btn {
    padding: 8px 12px;
    font-size: 13px;
    border-color: var(--alchemy-gold) !important;
    color: var(--alchemy-gold) !important;
  }
  
  .brand-text {
    font-size: 16px;
    color: var(--alchemy-glow) !important;
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: var(--alchemy-glow) !important;
    background-clip: unset !important;
    filter: brightness(1.1) !important;
  }
  
  .brand-logo {
    max-height: 36px;
  }
  
  .hero-wrapper {
    padding: 110px 16px 50px;
    gap: 28px;
  }
  
  .hero h1 {
    font-size: 28px;
    margin-bottom: 16px;
    color: #ffffff !important;
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: #ffffff !important;
    background-clip: unset !important;
    filter: none;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  }
  
  .hero p {
    font-size: 15px;
    margin-bottom: 24px;
  }
  
  .hero-cards {
    gap: 14px;
  }
  
  .hero-card {
    padding: 20px 16px;
  }
  
  .hero-card h3 {
    font-size: 17px;
    color: #ffffff !important;
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: #ffffff !important;
    background-clip: unset !important;
  }
  
  .hero-card p {
    font-size: 13px;
  }
  
  .section {
    margin: 60px auto;
    padding: 0 16px;
  }
  
  .section h2 {
    font-size: 26px;
    margin-bottom: 16px;
    color: #ffffff !important;
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: #ffffff !important;
    background-clip: unset !important;
  }
  
  .section p {
    font-size: 15px;
  }
  
  .card {
    padding: 24px 16px;
  }
  
  .card h3 {
    font-size: 22px;
    color: #ffffff !important;
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: #ffffff !important;
    background-clip: unset !important;
  }
  
  .card p {
    font-size: 14px;
  }
  
  .card-image {
    min-height: 180px;
  }
  
  .contact-card {
    padding: 28px 20px;
  }
  
  .contact-card h3 {
    font-size: 22px;
    margin-bottom: 20px;
  }
  
  .contact-card input,
  .contact-card textarea {
    padding: 12px 14px;
    font-size: 16px;
  }
  
  .contact-card textarea {
    min-height: 100px;
  }
  
  .contact-card button {
    padding: 13px;
  }
  
  .products-grid {
    gap: 32px;
    margin-top: 48px;
  }
  
  .about-long h2 {
    margin-top: 40px;
    font-size: 24px;
    color: #ffffff !important;
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: #ffffff !important;
    background-clip: unset !important;
  }
  
  .about-long p,
  .about-long ul li {
    font-size: 15px;
  }
  
  .about-long ul li {
    padding-left: 24px;
  }
  
  .about-long strong {
    margin-top: 32px;
    font-size: 17px;
  }
  
  footer {
    padding: 50px 16px 36px;
    font-size: 13px;
    margin-top: 80px;
  }
  
  footer a {
    display: block;
    margin: 8px 0 !important;
  }
  
  .btn-primary {
    width: 100%;
    justify-content: center;
    padding: 15px 28px;
    font-size: 15px;
  }
  
  .btn-secondary {
    padding: 10px 18px;
    font-size: 13px;
  }
}

@media (max-width: 360px) {
  .nav-inner {
    padding: 14px;
  }
  
  .brand-text {
    font-size: 15px;
    color: var(--alchemy-glow) !important;
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: var(--alchemy-glow) !important;
    background-clip: unset !important;
    filter: brightness(1.1) !important;
  }
  
  .brand-logo {
    max-height: 32px;
  }
  
  .hero-wrapper {
    padding: 100px 14px 40px;
  }
  
  .hero h1 {
    font-size: 26px;
    color: #ffffff !important;
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: #ffffff !important;
    background-clip: unset !important;
    filter: none;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  }
  
  .hero p {
    font-size: 14px;
  }
  
  .section {
    padding: 0 14px;
    margin: 50px auto;
  }
  
  .section h2 {
    font-size: 24px;
    color: #ffffff !important;
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: #ffffff !important;
    background-clip: unset !important;
  }
  
  .card {
    padding: 20px 14px;
  }
  
  .contact-card {
    padding: 24px 16px;
  }
}